Flow control valve

Details Flow control valve Flow control valve

2011-06-14

2011-06-14

Rivell, John (Department: 3753)

Fluid handling

Systems

Multi-way valve unit

C417S222200

Reexamination Certificate

active

07958908

ABSTRACT:
A capacity control valve, comprising a first valve chamber formed in a valve body, a first fluid passage communicating with the first valve chamber to flow a fluid with a discharge pressure therein, a valve seat formed around a valve port between the first valve chamber and the first fluid passage, a second fluid passage communicating with the first valve chamber to flow the fluid with the discharge pressure therefrom, a second valve chamber communicating with the first valve chamber through a guide hole, a third fluid passage communicating with the second valve chamber to flow the fluid with a suction pressure therein and therefrom, a valve element disposed in the first valve chamber and having a valve part separated from and brought into contact with the valve seat to flow the fluid with the discharge pressure therein and a stem part movably fitted to the guide hole, and a solenoid having a solenoid rod connected to the connection face of the valve element and moving the solenoid rod with a current, A discharge pressure receiving area in a connection surface between the valve part and the valve seat is set larger than the pressure receiving area of the stem part.

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